/*
 * Theme styles for the Luxury Interiors site
 *
 * The layout was crafted to mirror the structure of an upscale interior design studio,
 * with a minimalist aesthetic and warm accents. Responsiveness is achieved via
 * CSS Grid, Flexbox and media queries. To maximize Lighthouse scores, no
 * external font files are loaded; instead, system fonts are used throughout.
 */

/* CSS reset and base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
        Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    /* Use a deep charcoal for primary text to improve contrast */
    color: var(--secondary);
    line-height: 1.6;
    /* Off‑white background gives a luxe, warm feel */
    background-color: var(--light);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    /* Use a classic serif for headings to evoke sophistication */
    font-family: 'Georgia', serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--secondary);
}

/* Variables for easy colour management */
:root {
--light: #161616;        /* основной фон */
--muted: #1c1c1c;        /* секции */
--secondary: #e5e5e5;    /* заголовки */
--text: #bcbcbc;         /* основной текст */
--border: #2a2a2a;       /* разделители */

}
/* GLOBAL TEXTURE OVER THEME COLORS */
body {
  background-color: var(--light);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;

  background-image:
    repeating-linear-gradient(
      0deg,
      rgba(255,255,255,0.025),
      rgba(255,255,255,0.025) 1px,
      transparent 1px,
      transparent 3px
    ),
    repeating-linear-gradient(
      90deg,
      rgba(0,0,0,0.03),
      rgba(0,0,0,0.03) 1px,
      transparent 1px,
      transparent 3px
    );

  opacity: 0.35;
}

/* Utility classes */
.container {
    width: min(90%, 1200px);
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--primary);
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s, color 0.3s;
    text-align: center;
}

.primary-btn {
    background-color: var(--primary);
    color: var(--light);
}
.primary-btn:hover,
.primary-btn:focus {
    background-color: var(--accent);
}

.secondary-btn {
    background-color: transparent;
    color: var(--primary);
}
.secondary-btn:hover,
.secondary-btn:focus {
    background-color: var(--primary);
    color: var(--light);
}

/* Header and Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--light);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--secondary);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
}
.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--secondary);
    border-radius: 1px;
    transition: transform 0.3s, opacity 0.3s;
}

nav {
    display: flex;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-left: auto;
}

.nav-list li a {
    font-weight: 500;
    padding: 0.5rem 0;
    color: var(--secondary);
    transition: color 0.3s;
}
.nav-list li a:hover,
.nav-list li a:focus {
    color: var(--primary);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--light);
    text-align: center;
    padding: 2rem 1rem;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Slightly lighter overlay for improved legibility without darkening images excessively */
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: 2rem;
}

.hero .buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
section {
    padding: 4rem 0;
}

section h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: #555;
    font-size: 1rem;
}

/* =========================
   SERVICES — FINAL DESIGN
========================= */

.services {
  background-color: var(--bg-main);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

/* CARD */
.service-card {
  background: linear-gradient(
    180deg,
    rgba(255,255,255,0.04),
    rgba(255,255,255,0.01)
  );
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.25rem 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

/* HOVER */
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.25);
  box-shadow:
    0 20px 40px rgba(0,0,0,0.45),
    inset 0 1px 0 rgba(255,255,255,0.05);
}

/* ICON */
.service-card .icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  color: #ffffff;
  opacity: 0.85;
}

/* TITLE */
.service-card h3 {
  font-family: Georgia, serif;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: #ffffff;
}

/* SHORT INTRO */
.service-lead {
  font-size: 0.95rem;
  color: #cfcfcf;
  margin-bottom: 1.5rem;
}

/* LIST */
.service-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
}

.service-list li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.55rem;
  font-size: 0.9rem;
  color: #bcbcbc;
  line-height: 1.45;
}

.service-list li::before {
  content: "+";
  position: absolute;
  left: 0;
  top: 0;
  color: #ffffff;
  opacity: 0.6;
}

/* BUTTON */
.service-card .btn {
  margin-top: auto;
  align-self: flex-start;
  border: 1px solid rgba(255,255,255,0.35);
  background: transparent;
  color: #ffffff;
  padding: 0.6rem 1.4rem;
  font-size: 0.9rem;
  transition: background .3s ease, color .3s ease, border-color .3s ease;
}

.service-card .btn:hover {
  background: #ffffff;
  color: #111;
  border-color: #ffffff;
}

/* FEATURED (Full Interior Design) */
.service-card.service-pro {
  background: #ffffff;
  color: #111;
  border: none;
}

.service-card.service-pro h3,
.service-card.service-pro .service-lead,
.service-card.service-pro .service-list li {
  color: #111;
}

.service-card.service-pro .icon {
  color: #111;
}

.service-card.service-pro .service-list li::before {
  color: #111;
}

.service-card.service-pro .btn {
  background: #111;
  color: #fff;
  border-color: #111;
}

.service-card.service-pro .btn:hover {
  background: #333;
}

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    padding: 2rem 1.75rem;
  }
}

/* Portfolio Section */
.portfolio {
    background-color: var(--light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.project-card {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    background-color: var(--muted);
}
.project-card img {
    width: 100%;
    display: block;
    transition: transform 0.5s;
}
.project-card:hover img {
    transform: scale(1.05);
}
.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.6);
    color: var(--light);
    padding: 1rem;
    transition: transform 0.3s;
    transform: translateY(100%);
}
.project-card:hover .project-info {
    transform: translateY(0);
}
.project-info h3 {
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}
.project-info p {
    font-size: 0.9rem;
}

/* About Section */
.about {
    background-color: var(--muted);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
}

.about-content img {
    flex: 1 1 45%;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.about-text {
    flex: 1 1 45%;
}
.about-text h3 {
    margin-bottom: 0.75rem;
    font-size: 1.5rem;
    color: var(--secondary);
}
.about-text p {
    margin-bottom: 1rem;
    font-size: 1rem;
    color: #555;
}

/* Testimonials Section */
.testimonials {
    background-color: var(--light);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.testimonial-card {
    background-color: var(--muted);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
.testimonial-card .quote {
    font-style: italic;
    margin-bottom: 1rem;
    color: #444;
}
.testimonial-card .author {
    font-weight: 600;
    color: var(--secondary);
}

/* Contact Section */
.contact {
    background-color: var(--muted);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}
.form-group.full-width {
    grid-column: 1 / -1;
}
.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary);
}
.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 1rem;
    color: var(--secondary);
    background-color: var(--light);
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact form button {
    grid-column: 1 / -1;
    justify-self: center;
    margin-top: 1rem;
}

/* Footer */
footer {
    background-color: #222;
    color: #ddd;
    padding: 2rem 0 1rem;
}
.footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
}
.footer-about,
.footer-contact,
.footer-social {
    flex: 1 1 250px;
}
.footer-about h3 {
    margin-bottom: 0.5rem;
    color: #fff;
}
.footer-about p {
    color: #bbb;
    font-size: 0.9rem;
}
.footer-contact h4,
.footer-social h4 {
    margin-bottom: 0.5rem;
    font-size: 1rem;
    color: #fff;
}
.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
}
.footer-contact a {
    color: #bbb;
}

.social-links {
    display: flex;
    gap: 0.5rem;
}
.social-icon {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.1);
    color: #fff;
    transition: background-color 0.3s;
}
.social-icon:hover {
    background-color: rgba(255,255,255,0.2);
}
.footer-bottom {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.85rem;
    color: #777;
}

/* Responsive styles */
@media (max-width: 768px) {
    .nav-list {
        position: absolute;
        top: 100%;
        right: 0;
        background-color: var(--light);
        flex-direction: column;
        width: 200px;
        border: 1px solid var(--border);
        box-shadow: 0 2px 6px rgba(0,0,0,0.1);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s, opacity 0.3s;
    }
    nav.open .nav-list {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .menu-toggle {
        display: flex;
    }
    nav {
        position: relative;
    }
    .nav-list li {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid var(--border);
    }
    .nav-list li a {
        width: 100%;
        display: block;
    }
}

@media (max-width: 600px) {
    .about-content {
        flex-direction: column;
    }
    .footer-container {
        flex-direction: column;
        align-items: flex-start;
    }
    .footer-contact,
    .footer-social {
        margin-top: 1rem;
    }
}
.services.container .service-card{
      position: relative;
      border: 1px solid var(--border);
      background: var(--light);
      padding: 1.25rem 1.25rem 1.4rem;
      border-radius: 12px;
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .services.container .service-card:hover{
      transform: translateY(-4px);
      border-color: rgba(0,0,0,.08);
      box-shadow: 0 10px 24px rgba(0,0,0,.07);
    }
    .services.container .service-card .icon{
      width: 48px; height: 48px; border-radius: 10px;
      display:flex; align-items:center; justify-content:center;
      background: var(--muted);
      color: var(--secondary);
      margin-bottom: .9rem;
    }
    .services.container .service-card h3{
      margin-bottom: .35rem;
    }
    .services.container .service-card .service-lead{
      color:#555; margin-bottom:.75rem;
    }
    .services.container .service-card .service-list{
      margin: 0 0 1rem 0; padding:0; list-style:none;
      display:grid; gap:.4rem;
    }
    .services.container .service-card .service-list li{
      position: relative; padding-left: 1.25rem;
    }
    .services.container .service-card .service-list li::before{
      content:"+"; position:absolute; left:0; top:0; line-height:1;
      color: var(--primary); font-weight:600;
    }
    /* акцент для главного пакета */
    .services.container .service-card.service-pro{
      background: linear-gradient(180deg,#fff, #faf9f8);
      border-width: 1px;
    }
    .services.container .service-card .btn{
      margin-top:.5rem;
    }
    /* сетка: чуть крупнее на больших экранах */
    @media (min-width: 992px){
      .services.container .services-grid{
        grid-template-columns: repeat(4, 1fr);
        gap: 1.25rem;
      }
    }
    /* ===== Services: выровнять кнопки по нижнему краю всех карточек ===== */
.services.container .services-grid{
  align-items: stretch; /* растягиваем все карточки по высоте */
}

.services.container .service-card{
  display: flex;
  flex-direction: column;     /* складываем содержимое столбиком */
  height: 100%;               /* чтобы растягиваться вместе с соседями */
}

.services.container .service-card .service-list{
  margin-bottom: 1rem;        /* обычный отступ под списком */
}

.services.container .service-card .btn{
  margin-top: auto;           /* прижимаем кнопку к низу карточки */
  align-self: flex-start;     /* кнопка остаётся слева */
}

/* мелкая косметика, чтобы низ выглядел ровно */
@media (min-width: 992px){
  .services.container .service-card{
    padding-bottom: 1.5rem;
  }
}
/* ===== HERO: белый текст поверх фонового изображения ===== */
.hero h1,
.hero h2,
.hero h3,
.hero p,
.hero a,
.hero .btn {
  color: #fff !important;
  text-shadow: 0 2px 6px rgba(0,0,0,0.4); /* улучшает читаемость на фоне */
}

.hero .primary-btn {
  background-color: var(--primary);
  color: #fff !important;
}
.hero .primary-btn:hover {
  background-color: var(--accent);
}
/* SERVICES — REMOVE WHITE FEATURED CARD (override) */
.service-card.service-pro {
  background: linear-gradient(
    180deg,
    rgba(255,255,255,0.04),
    rgba(255,255,255,0.01)
  ) !important;
  border: 1px solid var(--border) !important;
  color: inherit !important;
}

.service-card.service-pro h3,
.service-card.service-pro .service-lead,
.service-card.service-pro .service-list li {
  color: #ffffff !important;
}

.service-card.service-pro .icon {
  color: #ffffff !important;
  opacity: 0.85 !important;
}

.service-card.service-pro .service-list li::before {
  color: #ffffff !important;
  opacity: 0.6 !important;
}

.service-card.service-pro .btn {
  background: transparent !important;
  color: #ffffff !important;
  border: 1px solid rgba(255,255,255,0.35) !important;
}

.service-card.service-pro .btn:hover {
  background: #ffffff !important;
  color: #111 !important;
  border-color: #ffffff !important;
}